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Audi A3 Performance ECU Software / Tuning

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RaceChip RS

ES#4339293 - 914761 - RaceChip RS - Get up to +39 hp and +55 lb-ft through a safe and easy to use tuning module from RaceChip - Race Chip - Audi Volkswagen

Get up to +39 hp and +55 lb-ft through a safe and easy to use tuning module from RaceChip

Brand:
Race Chip - Corporate Logo
ES#:
4339293
Mfg#:
914761
Ships on Nov 6, 2026
$329.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

RaceChip RS

ES#4339168 - 909911 - RaceChip RS - Get up to +31 hp and +55 lb-ft through a safe and easy to use tuning module from RaceChip - Race Chip - Audi Volkswagen

Get up to +31 hp and +55 lb-ft through a safe and easy to use tuning module from RaceChip

Brand:
Race Chip - Corporate Logo
ES#:
4339168
Mfg#:
909911
Ships on Nov 6, 2026
$329.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

K04 Performance Software (Existing APR Customers) - With Program Switching (Fully Loaded)

ES#2771112 - pa100007KT - K04 Performance Software (Existing APR Customers) - With Program Switching (Fully Loaded) - For customers that already have APR software on their car and are upgrading to a K04 - APR - Audi Volkswagen

For customers that already have APR software on their car and are upgrading to a K04 Call In Or Chat For Best Price!
This upgrade must be performed at ECS Tuning's facility in Ohio.
For vehicles with TSI engines only.

Brand:
APR - Corporate Logo
ES#:
2771112
Mfg#:
PA100007KT
Back Ordered
ON SALE! SAVE 20%
$384.99

This product was last offered at the strikethrough price on
09-28-2026

$307.88 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BMS Data Cable

ES#3508685 - Data-Cable-E - BMS Data Cable - Unleash your JB's full potential! - Burger Motorsports - Audi Volkswagen

Unleash your JB's full potential! For use with JB1 only

Brand:
Burger Motorsports - Corporate Logo
ES#:
3508685
Mfg#:
DATA-CABLE-E
Ships in 1 Business Day
$40.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

RaceChip S

ES#4339264 - 913090 - RaceChip S - Get up to +29 hp and +42 lb-ft through a safe and easy to use tuning module from RaceChip - Race Chip - Audi Volkswagen

Get up to +29 hp and +42 lb-ft through a safe and easy to use tuning module from RaceChip

Brand:
Race Chip - Corporate Logo
ES#:
4339264
Mfg#:
913090
Ships on Nov 6, 2026
$279.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

RaceChip S

ES#4339157 - 909640 - RaceChip S - Get up to +34 hp and +41 lb-ft through a safe and easy to use tuning module from Racechip - Race Chip - Audi Volkswagen

Get up to +34 hp and +41 lb-ft through a safe and easy to use tuning module from Racechip

Brand:
Race Chip - Corporate Logo
ES#:
4339157
Mfg#:
909640
Ships on Nov 6, 2026
$249.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

RaceChip S

ES#4339167 - 909910 - RaceChip S - Get up to +25 hp and +45 lb-ft through a safe and easy to use tuning module from RaceChip - Race Chip - Audi Volkswagen

Get up to +25 hp and +45 lb-ft through a safe and easy to use tuning module from RaceChip

Brand:
Race Chip - Corporate Logo
ES#:
4339167
Mfg#:
909910
Ships on Nov 6, 2026
$249.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

RaceChip S

ES#4339014 - 902980 - RaceChip S - Get up to +37 hp and +45 lb-ft through a safe and easy to use tuning module from RaceChip - Race Chip - Audi

Get up to +37 hp and +45 lb-ft through a safe and easy to use tuning module from RaceChip

Brand:
Race Chip - Corporate Logo
ES#:
4339014
Mfg#:
902980
Ships on Nov 6, 2026
$249.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

RaceChip S

ES#4339063 - 905570 - RaceChip S - Get up to +50 hp and +49 lb-ft through a safe and easy to use tuning module from RaceChip - Race Chip - Audi Volkswagen

Get up to +50 hp and +49 lb-ft through a safe and easy to use tuning module from RaceChip

Brand:
Race Chip - Corporate Logo
ES#:
4339063
Mfg#:
905570
Ships on Nov 6, 2026
$249.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

IS38 Software Upgrade - For Existing Customers

ES#2996318 - STGIS38UPG - IS38 Software Upgrade - For Existing Customers - See up to 386 horsepower on 93 octane fuel! - APR - Audi Volkswagen

See up to 386 horsepower on 93 octane fuel! Call In Or Chat For Best Price!
This upgrade must be performed at ECS Tuning's facility in Ohio.
For existing Stage 1 or Stage 2 customers with Golf R/8V S3 IS38 turbocharger only. Tuning may only be performed in-house at APR dealers.

Brand:
APR - Corporate Logo
ES#:
2996318
Mfg#:
STGIS38UPG
In Stock
ON SALE! SAVE 20%
$299.99

This product was last offered at the strikethrough price on
09-28-2026

$239.96 USD

K04 Performance Software (Existing APR Customers) - With Program Switching (Fully Loaded)

ES#3509833 - pa100008KT - K04 Performance Software (Existing APR Customers) - With Program Switching (Fully Loaded) - For customers that already have APR software on their car and are upgrading to a K04 - APR - Audi Volkswagen

For customers that already have APR software on their car and are upgrading to a K04 Call In Or Chat For Best Price!
This upgrade can be performed via our Chip & Ship method or the vehicle can be brought to ECS Tuning's fa
For vehicles with FSI engines only. Ship your ECU for free, or drive your vehicle to our location

Brand:
APR - Corporate Logo
ES#:
3509833
Mfg#:
PA100008KT
Back Ordered
ON SALE! SAVE 20%
$299.99

This product was last offered at the strikethrough price on
09-28-2026

$239.92 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

K04 Performance Software (Existing APR Customers) - 1 Program (Or Fully Loaded If Already Equipped)

ES#2776628 - PA100007 - K04 Performance Software (Existing APR Customers) - 1 Program (Or Fully Loaded If Already Equipped) - Required software to properly upgrade to a K04 turbocharger - APR - Audi Volkswagen

Required software to properly upgrade to a K04 turbocharger Call In Or Chat For Best Price!
This upgrade must be performed at ECS Tuning's facility in Ohio.
For vehicles with TSI engines only. Ship your ECU for free, or drive your vehicle to our location

Brand:
APR - Corporate Logo
ES#:
2776628
Mfg#:
PA100007
In Stock
ON SALE! SAVE 20%
$249.99

This product was last offered at the strikethrough price on
09-28-2026

$199.96 USD
This product is lifetime replacement eligible Lifetime Replacement

Performance Software For IS38 Turbo Upgrade

ES#3411787 - 18tis38KT - Performance Software For IS38 Turbo Upgrade - For customers WITH APR Stage 1, moving to the IS38 turbocharger upgrade. - APR - Audi Volkswagen

For customers WITH APR Stage 1, moving to the IS38 turbocharger upgrade. Call In Or Chat For Best Price!
This upgrade must be performed at ECS Tuning's facility in Ohio.

Brand:
APR - Corporate Logo
ES#:
3411787
Mfg#:
18TIS38KT
In Stock
ON SALE! SAVE 20%
$249.99

This product was last offered at the strikethrough price on
09-28-2026

$199.96 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

IE Stage 1 ECU Tune With POWERlink Cable

ES#5504908 - IESOVN41 - IE Stage 1 ECU Tune With POWERlink Cable - Unlock your 1.8T's hidden potential and add instant thrill to your commute in minutesno hardware changes required. - Integrated Engineering - Audi Volkswagen

Unlock your 1.8T's hidden potential and add instant thrill to your commute in minutes—no hardware changes required.

Brand:
Integrated Engineering - Corporate Logo
ES#:
5504908
Mfg#:
IESOVN41
In Stock
Starting at $184.99 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

IE Stage 2 ECU Tune With POWERlink Cable

ES#5504711 - IESOVT12 - IE Stage 2 ECU Tune With POWERlink Cable - Gains of up to 69hp and 90tq depending on fuel type. - Integrated Engineering - Audi Volkswagen

Gains of up to 69hp and 90tq depending on fuel type. For vehicles with TSI engines only
For vehicles with TSI engines only

Brand:
Integrated Engineering - Corporate Logo
ES#:
5504711
Mfg#:
IESOVT12
In Stock
Starting at $184.99 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Performance ECU Software / Tuning

Add power and performance with special ECU software upgrades from recognized tuning leaders like APR, 034Motorsport, Unitronic, Integrated Engineering. Let our trained support staff show you how to pick the performance ECU software upgrade that suits your driving preferences and budget.

Let us help you find the parts that fit your Audi

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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